Long Block vs. Short Block Engines: What's the Difference? | YourMechanic Advice
IAG Performance / Crest CNC Stage X 2.5L Subaru Billet Aluminum Short Block For WRX, STI, Legacy GT and Forester XT. Built power output rating 1000+BHP.
Short Block vs. Long Block Engine - What's the Difference?
Short Block vs. Long Block Engines: What's the Difference? - In The Garage with CarParts.com
Long Block Engine Packages from Tech Works Engineering
Subaru 2.0L DOHC Turbo Enhanced Short Block (2002 - 2005) - Sunwest Automotive, Inc.
New OEM Type RA Shortblock W/ Forged Pistons - Outfront Motorsports